Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3664019",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-42e08dcc-1b61-4bb4-9a34-22d0c5967600",
      "cw-144307bf-7e6f-4aaf-8792-d62b78f3efce"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f4a06ed7-94b6-49e2-91fa-ffb365cb809a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3664019",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-144307bf-7e6f-4aaf-8792-d62b78f3efce"
  }
}